<template>
   <div>
        <button @click="isShow = !isShow">显示/隐藏</button>
        <transition-group name="hello" :appear="true">
            <h1 v-show="!isShow" key="1">你好呀</h1>
            <h1 v-show="isShow" key="2">小蚂蚁</h1>
        </transition-group>
   </div>
</template>
<script>
    export default {
        name:'Study',
        data(){
            return {isShow: true}
        }
    }
</script>
<style scoped>
    h1{
        background-color: orange;
    }
    /* 进入的起点、离开的终点 */
    .hello-enter, .hello-leave-to{
        transform: translateX(-100%);
    }
    .hello-enter-active,.hello-leave-active{
        transition: 0.5s linear;
    }
    /* 进入的终点、离开的起点*/
    .hello-enter-to, .hello-leave{
        transform: translateX(0);
    }
</style>